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Please note that all translations are automatically generated. Click here for the English version.
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01:14 min
January 5th, 2024
DOI :
10.3791/201503-v
Transcript
转染 HEK 293 细胞后约 48 小时,用冰冷的 PBS 洗涤细胞三次。将 500 微升含有蛋白酶抑制剂的蛋白质裂解缓冲液加入培养皿中。使用细胞刮刀收集细胞,并将它们添加到冰上蛋白质吸收低的试管中。
每 5 分钟涡旋一次试管,然后继续在冰上孵育 10 分钟。将样品以 16、400G 在 4 摄氏度下离心 10 分钟。收集上清液并将其转移到蛋白质吸收低的新鲜 1.5 毫升管中。
确定蛋白质浓度后,在新鲜管中分离 200 至 1, 000 微克蛋白质。加入蛋白质裂解
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